25941944364 has 72 divisors (see below), whose sum is σ = 70445269440. Its totient is φ = 7408677024.

The previous prime is 25941944339. The next prime is 25941944383. The reversal of 25941944364 is 46344914952.

It is a happy number.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1507899 + ... + 1525005.

It is an arithmetic number, because the mean of its divisors is an integer number (978406520).

Almost surely, 2^25941944364 is an apocalyptic number.

It is an amenable number.

25941944364 is an abundant number, since it is smaller than the sum of its proper divisors (44503325076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25941944364 is a wasteful number, since it uses less digits than its factorization.

25941944364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19707 (or 19698 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 51.

The spelling of 25941944364 in words is "twenty-five billion, nine hundred forty-one million, nine hundred forty-four thousand, three hundred sixty-four".